Serbia: Government denies using 'sonic weapon' against peaceful protests WION Other
Serbia: Calls for investigation into claims illegal sonic weapon used against peaceful protesters Sky News Other
'Like a sound from hell:' Was an illegal sonic weapon used against peaceful protesters in Serbia? The Associated Press Other
Serbia accused of using illegal sonic weapon against peaceful protesters The Associated Press Other
Serbian officials deny illegal sonic weapon attack on peaceful protesters The Associated Press Other
One of the largest protests ever held in Serbia, students accuse the authorities of using illegal device European Western Balkans Other